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When to Plant Comfrey in Ritchie County, WV

Comfrey is a vigorous perennial herb valued as a dynamic accumulator of nutrients. Its leaves make excellent mulch, compost activator, and liquid fertilizer.

Ritchie County, West Virginia is in USDA Zone 6a. The average last spring frost is April 28 and the first fall frost is October 19, giving you a growing season of approximately 174 days.

At an elevation of 1,942 feet, Ritchie County receives approximately 46.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85ยฐF, providing good warmth for Comfrey during the growing season.

Ritchie County, WV (Zone 6a) Moderate season
174 days
Last Spring Frost April 28
174 growing days
First Fall Frost October 19

Ritchie County Soil Profile

Soil Type

Silt Loam

Soil pH

5.6-6.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (36 days to spare)
Transplant: Apr 29 🍅 Harvest: Jul 1 – Sep 9
Recommended (50%) ✓ Fits season (34 days to spare)
Transplant: May 5 🍅 Harvest: Jul 7 – Sep 15
Safe Start (90%) ✓ Fits season (30 days to spare)
Transplant: May 22 🍅 Harvest: Jul 24 – Oct 2

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Soil Compatibility in Ritchie County

How your county's soil matches Comfrey's growing requirements.

Soil pH

Your soil pH (5.6โ€“6.8) overlaps with Comfrey's range (6.0โ€“7.0), though not a perfect match.

Soil Texture

The silt loam soil in Ritchie County is excellent for Comfrey โ€” good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (3.4%). Annual compost additions will help Comfrey.

How to Plant Comfrey

0.5"
Planting Depth
8"
Between Plants
12"
Between Rows

Succession Planting Comfrey

3
successive plantings in your 174-day season

Sow every 6.9 weeks. Last sowing by Jul 21 to harvest before frost.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.1″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Comfrey needs ~1,031 GDD — county provides 2,392 GDD Excellent fit

Comfrey Planting Timeline โ€” Ritchie County, WV

Comfrey Planting Calendar

Activity When Date Range
Transplant Outdoors May 5 May 5 โ€“ May 19
Harvest July 7 Jul 7 โ€“ Sep 15

Plant 0.5" deep ยท 8" apart ยท Rows 12" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April โ€”
May Transplant Outdoors
June โ€”
July Harvest
August Harvest
September Harvest
October โ€”
November โ€”
December โ€”

Growing Conditions

โ˜€๏ธ Sun

Partial Shade (3-6 hours)

๐Ÿ’ง Water

1"/week ยท Natural rainfall sufficient

๐Ÿ“… Days to Maturity

60โ€“90 days

๐Ÿงช Soil pH

Needs 6โ€“7 ยท Your soil: acceptable

๐Ÿ—บ๏ธ USDA Zone

Zone 6a

๐Ÿ“† Growing Season

174 days in Ritchie County

Growing Tips for Comfrey in Ritchie County

Direct sow Comfrey outdoors after April 28 in Ritchie County when soil has warmed and frost danger has passed.

General growing tips

Plant root cuttings 2 inches deep. Choose Bocking 14 variety to prevent self-seeding. Cut leaves 3-4 times per season for mulch or compost. Avoid planting near pathways as it spreads.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Comfrey in Ritchie County, WV?

Ritchie County is in Zone 6a with an average last frost of April 28. Plan your Comfrey planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Ritchie County, WV?

Ritchie County, West Virginia is in USDA Hardiness Zone 6a. The average last spring frost is April 28 and first fall frost is October 19.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Ritchie County gardeners in Zone 6a organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Ritchie County, WV. Local conditions may vary. Last updated: April 2026.